import express from 'express'
import cors from 'cors'
import { ApolloServer } from '@apollo/server'
import { expressMiddleware } from '@apollo/server/express4'
import * as Sentry from '@sentry/node'
import { publicTypeDefs, publicResolvers } from './schemas/public.js'
import { userTypeDefs, userResolvers } from './schemas/user.js'
import { m2mTypeDefs, m2mResolvers } from './schemas/m2m.js'
import { publicContext, userContext, m2mContext, type AuthContext } from './auth.js'

const PORT = parseInt(process.env.PORT || '8000', 10)
const SENTRY_DSN = process.env.SENTRY_DSN || ''

if (SENTRY_DSN) {
  Sentry.init({
    dsn: SENTRY_DSN,
    tracesSampleRate: 0.01,
    release: process.env.RELEASE_VERSION || '1.0.0',
    environment: process.env.ENVIRONMENT || 'production',
  })
}

const app = express()

app.use(cors({ origin: ['https://optovia.ru'], credentials: true }))

const publicServer = new ApolloServer<AuthContext>({
  typeDefs: publicTypeDefs,
  resolvers: publicResolvers,
  introspection: true,
})

const userServer = new ApolloServer<AuthContext>({
  typeDefs: userTypeDefs,
  resolvers: userResolvers,
  introspection: true,
})

const m2mServer = new ApolloServer<AuthContext>({
  typeDefs: m2mTypeDefs,
  resolvers: m2mResolvers,
  introspection: true,
})

await Promise.all([publicServer.start(), userServer.start(), m2mServer.start()])

app.use(
  '/graphql/public',
  express.json(),
  expressMiddleware(publicServer, {
    context: async ({ req }) => publicContext(req as unknown as import('express').Request),
  }) as unknown as express.RequestHandler,
)

app.use(
  '/graphql/user',
  express.json(),
  expressMiddleware(userServer, {
    context: async ({ req }) => userContext(req as unknown as import('express').Request),
  }) as unknown as express.RequestHandler,
)

app.use(
  '/graphql/m2m',
  express.json(),
  expressMiddleware(m2mServer, {
    context: async () => m2mContext(),
  }) as unknown as express.RequestHandler,
)

app.get('/health', (_, res) => {
  res.json({ status: 'ok' })
})

app.listen(PORT, '0.0.0.0', () => {
  console.log(`KYC server ready on port ${PORT}`)
  console.log(`  /graphql/public  - public (optional auth)`)
  console.log(`  /graphql/user    - id token auth`)
  console.log(`  /graphql/m2m     - internal services (no auth)`)
})